General Characteristics

County (administration): Liberec Region
District (town): Semily
Cadastre: Karlovice
Map 1 : 50 000 (sheet No): 0334, 03342
Geological region: Czech Cretaceous Basin - Labe & Čáslav Cretaceous; Cretaceous of the Dlouhá mez
Accessibility: - passable footpath
Excursion locality: yes
ID : 3443

Geology

Short characteristics of the site: Bohemian Cretaceous Basin. The Jizera development of Turonian sandstones. Sandstone pillar, part of a group of Dračí skály (Dragon Rocks). Northernmost occurrence of the Hrubá Skála sandstones with typical high angle current bedding. Numerous features of castellated rocks area, such as aeroxysts and small rock windows. Well known field trip locality with detailed description of geomorphological features. This locality is situated in the Geopak and Protected Landscape Area Český ráj - the Bohemian Paradise.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Cretaceous - Czech Cretaceous Basin
Stratigraphy: mezozoikum - křída - svrchní křída - turon
Subject: geomorphology, sedimentology
Geological phenomenon: rock pillar, natural window, bedding
Genesis: sedimentary, weathering
Rock: sandstone

Territorial conservation

Level of protection: Registred geological localities suggested to protection in Protected landscape area
Protection of a geol. phenomenon: B - Geological phenomenon is the reason for a recommendation to the protection
Part of LEPA (Large-size especially protected areas): CHKO (Protected landscape area) - Český ráj
Part of the Geopark: Bohemian Paradise
Conflicts of interests: recreation

References

Čech, S., et.al. (2011): Základní geologická mapa České republiky 1 : 25 000 s Vysvětlivkami 03-342 Rovensko pod Troskami. - Česká geologická služba. Praha.

Elaboration and Updating

Elaborated by: Čech Stanislav, 15.02.12
Updated by: Kukal Zdeněk 26.11.12, Kukal Zdeněk 21.12.17

Citation

The database Significant geological localities of the Czech Republic: 3443 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-05-04]. Available from: http:// lokality.geology.cz/3443.

Location in map: